98972850434 has 4 divisors (see below), whose sum is σ = 148459275654. Its totient is φ = 49486425216.

The previous prime is 98972850421. The next prime is 98972850479. The reversal of 98972850434 is 43405827989.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43405827989 = 83 ⋅522961783.

It can be written as a sum of positive squares in only one way, i.e., 93148871209 + 5823979225 = 305203^2 + 76315^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24743212607 + ... + 24743212610.

Almost surely, 2^98972850434 is an apocalyptic number.

98972850434 is a deficient number, since it is larger than the sum of its proper divisors (49486425220).

98972850434 is a wasteful number, since it uses less digits than its factorization.

98972850434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49486425219.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 98972850434 in words is "ninety-eight billion, nine hundred seventy-two million, eight hundred fifty thousand, four hundred thirty-four".